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Finding the Fourth Proportional to 504,494.41, 696,219.06 and 300,517.48

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Solution

The fourth proportional to 504,494.41, 696,219.06 and 300,517.48 is: 414,724.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,494.41 : 696,219.06 = 300,517.48 : x
  2. Step 2: Convert to fraction form
    504,494.41/696,219.06 = 300,517.48/x
  3. Step 3: Cross multiply
    504,494.41x = 696,219.06 × 300,517.48
  4. Step 4: Simplify right side
    504,494.41x = 209,225,997,439.17
  5. Step 5: Solve for x
    x = 209,225,997,439.17/504,494.41
  6. Step 6: Final answer
    x = 414,724.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.